diff --git a/demo/demo-application/src/main/java/cn/iocoder/mall/demo/application/controller/DemoUserController.java b/demo/demo-application/src/main/java/cn/iocoder/mall/demo/application/controller/DemoUserController.java
index 0d74a44c4..5feb28a2d 100644
--- a/demo/demo-application/src/main/java/cn/iocoder/mall/demo/application/controller/DemoUserController.java
+++ b/demo/demo-application/src/main/java/cn/iocoder/mall/demo/application/controller/DemoUserController.java
@@ -4,6 +4,7 @@ import cn.iocoder.common.framework.vo.CommonResult;
 import cn.iocoder.mall.demo.application.convert.DemoUserConvert;
 import cn.iocoder.mall.demo.application.vo.DemoUserVO;
 import cn.iocoder.mall.demo.rpc.api.DemoUserRpcService;
+import cn.iocoder.mall.demo.rpc.dto.DemoUserDTO;
 import org.apache.dubbo.config.annotation.Reference;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -20,7 +21,7 @@ public class DemoUserController {
     // TODO 芋艿，这里只是做一个 demo 。实际一般不会这么玩，更多是内嵌的，像 {@link #get(Integer id)} 的情况。
     @GetMapping("/get")
     public CommonResult<DemoUserVO> get(@RequestParam("id") Integer id) {
-        cn.iocoder.mall.demo.rpc.vo.DemoUserVO user = userRpcService.get(id);
+        DemoUserDTO user = userRpcService.get(id);
         return CommonResult.success(DemoUserConvert.INSTANCE.convert(user));
     }
 
diff --git a/demo/demo-application/src/main/java/cn/iocoder/mall/demo/application/convert/DemoUserConvert.java b/demo/demo-application/src/main/java/cn/iocoder/mall/demo/application/convert/DemoUserConvert.java
index aa6fde944..177d25707 100644
--- a/demo/demo-application/src/main/java/cn/iocoder/mall/demo/application/convert/DemoUserConvert.java
+++ b/demo/demo-application/src/main/java/cn/iocoder/mall/demo/application/convert/DemoUserConvert.java
@@ -1,6 +1,7 @@
 package cn.iocoder.mall.demo.application.convert;
 
 import cn.iocoder.mall.demo.application.vo.DemoUserVO;
+import cn.iocoder.mall.demo.rpc.dto.DemoUserDTO;
 import org.mapstruct.Mapper;
 import org.mapstruct.Mappings;
 import org.mapstruct.factory.Mappers;
@@ -11,6 +12,6 @@ public interface DemoUserConvert {
     DemoUserConvert INSTANCE = Mappers.getMapper(DemoUserConvert.class);
 
     @Mappings({})
-    DemoUserVO convert(cn.iocoder.mall.demo.rpc.vo.DemoUserVO vo);
+    DemoUserVO convert(DemoUserDTO vo);
 
 }
diff --git a/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/api/DemoProductRpcService.java b/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/api/DemoProductRpcService.java
index e99647d0d..cb3e132eb 100644
--- a/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/api/DemoProductRpcService.java
+++ b/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/api/DemoProductRpcService.java
@@ -1,9 +1,9 @@
 package cn.iocoder.mall.demo.rpc.api;
 
-import cn.iocoder.mall.demo.rpc.vo.DemoProductVO;
+import cn.iocoder.mall.demo.rpc.dto.DemoProductDTO;
 
 public interface DemoProductRpcService {
 
-    DemoProductVO get(Integer id);
+    DemoProductDTO get(Integer id);
 
 }
diff --git a/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/api/DemoUserRpcService.java b/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/api/DemoUserRpcService.java
index 0aca7d3ca..02bb34c45 100644
--- a/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/api/DemoUserRpcService.java
+++ b/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/api/DemoUserRpcService.java
@@ -1,9 +1,9 @@
 package cn.iocoder.mall.demo.rpc.api;
 
-import cn.iocoder.mall.demo.rpc.vo.DemoUserVO;
+import cn.iocoder.mall.demo.rpc.dto.DemoUserDTO;
 
 public interface DemoUserRpcService {
 
-    DemoUserVO get(Integer id);
+    DemoUserDTO get(Integer id);
 
 }
diff --git a/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/vo/DemoProductVO.java b/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/dto/DemoProductDTO.java
similarity index 85%
rename from demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/vo/DemoProductVO.java
rename to demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/dto/DemoProductDTO.java
index 06c0c5bd1..5c10af5de 100644
--- a/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/vo/DemoProductVO.java
+++ b/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/dto/DemoProductDTO.java
@@ -1,12 +1,12 @@
-package cn.iocoder.mall.demo.rpc.vo;
+package cn.iocoder.mall.demo.rpc.dto;
 
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
 
-@ApiModel("Demo 商品 BO")
+@ApiModel("Demo 商品 DTO")
 @Data
-public class DemoProductVO {
+public class DemoProductDTO {
 
     @ApiModelProperty(value = "编号", required = true, example = "1")
     private Integer id;
diff --git a/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/vo/DemoUserVO.java b/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/dto/DemoUserDTO.java
similarity index 80%
rename from demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/vo/DemoUserVO.java
rename to demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/dto/DemoUserDTO.java
index e8212f2df..ea8e2fcdb 100644
--- a/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/vo/DemoUserVO.java
+++ b/demo/demo-rpc-service-api/src/main/java/cn/iocoder/mall/demo/rpc/dto/DemoUserDTO.java
@@ -1,11 +1,11 @@
-package cn.iocoder.mall.demo.rpc.vo;
+package cn.iocoder.mall.demo.rpc.dto;
 
 import lombok.Data;
 import lombok.experimental.Accessors;
 
 @Data
 @Accessors(chain = true)
-public class DemoUserVO {
+public class DemoUserDTO {
 
     /**
      * 用户编号
diff --git a/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/convert/DemoProductConvert.java b/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/convert/DemoProductConvert.java
index d0eb97d87..fd5733ef6 100644
--- a/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/convert/DemoProductConvert.java
+++ b/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/convert/DemoProductConvert.java
@@ -1,7 +1,7 @@
 package cn.iocoder.mall.demo.rpc.convert;
 
 import cn.iocoder.mall.demo.business.bo.product.DemoProductBO;
-import cn.iocoder.mall.demo.rpc.vo.DemoProductVO;
+import cn.iocoder.mall.demo.rpc.dto.DemoProductDTO;
 import org.mapstruct.Mapper;
 import org.mapstruct.Mappings;
 import org.mapstruct.factory.Mappers;
@@ -12,6 +12,6 @@ public interface DemoProductConvert {
     DemoProductConvert INSTANCE = Mappers.getMapper(DemoProductConvert.class);
 
     @Mappings({})
-    DemoProductVO convert(DemoProductBO object);
+    DemoProductDTO convert(DemoProductBO object);
 
 }
diff --git a/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/convert/DemoUserConvert.java b/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/convert/DemoUserConvert.java
index f9d4352cc..e36b9571b 100644
--- a/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/convert/DemoUserConvert.java
+++ b/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/convert/DemoUserConvert.java
@@ -1,7 +1,7 @@
 package cn.iocoder.mall.demo.rpc.convert;
 
 import cn.iocoder.mall.demo.business.bo.user.DemoUserBO;
-import cn.iocoder.mall.demo.rpc.vo.DemoUserVO;
+import cn.iocoder.mall.demo.rpc.dto.DemoUserDTO;
 import org.mapstruct.Mapper;
 import org.mapstruct.Mappings;
 import org.mapstruct.factory.Mappers;
@@ -12,6 +12,6 @@ public interface DemoUserConvert {
     DemoUserConvert INSTANCE = Mappers.getMapper(DemoUserConvert.class);
 
     @Mappings({})
-    DemoUserVO convert(DemoUserBO object);
+    DemoUserDTO convert(DemoUserBO object);
 
 }
diff --git a/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/service/DemoProductRpcServiceImpl.java b/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/service/DemoProductRpcServiceImpl.java
index 2d74c7841..2425573b1 100644
--- a/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/service/DemoProductRpcServiceImpl.java
+++ b/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/service/DemoProductRpcServiceImpl.java
@@ -4,7 +4,7 @@ import cn.iocoder.mall.demo.business.api.DemoProductService;
 import cn.iocoder.mall.demo.business.bo.product.DemoProductBO;
 import cn.iocoder.mall.demo.rpc.api.DemoProductRpcService;
 import cn.iocoder.mall.demo.rpc.convert.DemoProductConvert;
-import cn.iocoder.mall.demo.rpc.vo.DemoProductVO;
+import cn.iocoder.mall.demo.rpc.dto.DemoProductDTO;
 import org.apache.dubbo.config.annotation.Service;
 import org.springframework.beans.factory.annotation.Autowired;
 
@@ -15,7 +15,7 @@ public class DemoProductRpcServiceImpl implements DemoProductRpcService {
     private DemoProductService productService;
 
     @Override
-    public DemoProductVO get(Integer id) {
+    public DemoProductDTO get(Integer id) {
         DemoProductBO product = productService.get(id);
         return DemoProductConvert.INSTANCE.convert(product);
     }
diff --git a/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/service/DemoUserRpcServiceImpl.java b/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/service/DemoUserRpcServiceImpl.java
index 776f92ded..94267e185 100644
--- a/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/service/DemoUserRpcServiceImpl.java
+++ b/demo/demo-rpc-service/src/main/java/cn/iocoder/mall/demo/rpc/service/DemoUserRpcServiceImpl.java
@@ -4,7 +4,7 @@ import cn.iocoder.mall.demo.business.api.DemoUserService;
 import cn.iocoder.mall.demo.business.bo.user.DemoUserBO;
 import cn.iocoder.mall.demo.rpc.api.DemoUserRpcService;
 import cn.iocoder.mall.demo.rpc.convert.DemoUserConvert;
-import cn.iocoder.mall.demo.rpc.vo.DemoUserVO;
+import cn.iocoder.mall.demo.rpc.dto.DemoUserDTO;
 import org.apache.dubbo.config.annotation.Service;
 import org.springframework.beans.factory.annotation.Autowired;
 
@@ -15,7 +15,7 @@ public class DemoUserRpcServiceImpl implements DemoUserRpcService {
     private DemoUserService demoUserService;
 
     @Override
-    public DemoUserVO get(Integer id) {
+    public DemoUserDTO get(Integer id) {
         DemoUserBO userBO = demoUserService.get(id);
         return DemoUserConvert.INSTANCE.convert(userBO);
     }